change doc links to 1.0 (#191) #575

Job	Run time
Checks	1m 48s
Compile Benchmarks	1m 34s
Docs	3m 6s
Compile and test (2.12.18, 8)	4m 28s
Gradle tests	6m 20s
Compile and test (2.12.18, 11)	3m 40s
Maven tests	4m 32s
Compile and test (2.13.11, 8)	5m 47s
sbt scripted tests (gen-scala-server, 2.12)	7m 50s
Compile and test (2.13.11, 11)	4m 15s
sbt scripted tests (gen-java, 2.12)	3m 58s
Compile and test (3.3.1, 8)	6m 9s
Compile and test (3.3.1, 11)	5m 56s
	59m 23s

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